public class WholeTextFileRecordReader extends org.apache.hadoop.mapreduce.RecordReader<String,String> implements Configurable
RecordReader
for reading a single whole text file
out in a key-value pair, where the key is the file path and the value is the entire content of
the file.Constructor and Description |
---|
WholeTextFileRecordReader(org.apache.hadoop.mapreduce.lib.input.CombineFileSplit split,
org.apache.hadoop.mapreduce.TaskAttemptContext context,
Integer index) |
Modifier and Type | Method and Description |
---|---|
void |
close() |
String |
getCurrentKey() |
String |
getCurrentValue() |
float |
getProgress() |
void |
initialize(org.apache.hadoop.mapreduce.InputSplit split,
org.apache.hadoop.mapreduce.TaskAttemptContext context) |
boolean |
nextKeyValue() |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
conf, getConf, setConf
public WholeTextFileRecordReader(org.apache.hadoop.mapreduce.lib.input.CombineFileSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context, Integer index)
public void initialize(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context)
initialize
in class org.apache.hadoop.mapreduce.RecordReader<String,String>
public void close()
close
in interface java.io.Closeable
close
in interface AutoCloseable
close
in class org.apache.hadoop.mapreduce.RecordReader<String,String>
public float getProgress()
getProgress
in class org.apache.hadoop.mapreduce.RecordReader<String,String>
public String getCurrentKey()
getCurrentKey
in class org.apache.hadoop.mapreduce.RecordReader<String,String>
public String getCurrentValue()
getCurrentValue
in class org.apache.hadoop.mapreduce.RecordReader<String,String>
public boolean nextKeyValue()
nextKeyValue
in class org.apache.hadoop.mapreduce.RecordReader<String,String>